YOU SAID:
My mom thinks I'm a weirdo
INTO JAPANESE
私のお母さんは私が変わったと思う
BACK INTO ENGLISH
My mum thinks I changed.
INTO JAPANESE
私のお母さんは私が変わったと思っています。
BACK INTO ENGLISH
My mother thinks I changed.
INTO JAPANESE
母は私が変わったと思っています。
BACK INTO ENGLISH
I think I've changed my mother.
INTO JAPANESE
私は私の母を変更したと思います。
BACK INTO ENGLISH
I think I've changed my mother.
That didn't even make that much sense in English.